Innocence (2014)

Haunted by the death and dreams of her beloved mother in a Montauk surfing accident, 16 year old Beckett and her father, novelist Miles Warner, move to Manhattan to begin a new life. Enrolled at the exclusive Hamilton preparatory school in Riverdale, Becekett finds first love and discovers that the school is run by a coven of beautiful and seductive women who perpetuate their fountain of youth by drinking the blood of virgins.